3v4l.org

run code in 300+ PHP versions simultaneously
<?php function tryDistributeLinksEvenly($howManyMessages, $links){ echo "testing $howManyMessages\n"; $messages = array_chunk($links, $howManyMessages, true); $count = 0; foreach($messages as $message){ $count += array_reduce(array_keys($message), function($a, $b){ return mb_strlen($a) + mb_strlen($b) + 2; }); var_dump($message); echo $count . "\n"; } echo "-----\n"; } function distributeLinksEvenly($links){ $howManyMessages = 0; do{ $howManyMessages++; $chunks = tryDistributeLinksEvenly($howManyMessages, $links); if($howManyMessages > 10) exit(); }while($chunks === null); return $chunks; } $v = [ 'aaaa', 'bbbb', 'ccccccc', 'dddddddddd', 'eeeeeeee', 'ffffffffffff', 'gggg', 'hhhhhh', 'iiiiiiiiiii', 'lllllll', 'mmmmmmmmmmm', 'nnnnnnn', 'ooo', ]; $v = array_combine($v, $v); distributeLinksEvenly($v);

Here you find the average performance (time & memory) of each version. A grayed out version indicates it didn't complete successfully (based on exit-code).

VersionSystem time (s)User time (s)Memory (MiB)
8.3.60.0170.00317.00
8.3.50.0130.01022.10
8.3.40.0130.00318.84
8.3.30.0060.00918.73
8.3.20.0000.00919.42
8.3.10.0030.00621.81
8.3.00.0000.00918.83
8.2.180.0180.00016.88
8.2.170.0110.00722.96
8.2.160.0130.00320.32
8.2.150.0060.00324.18
8.2.140.0040.00424.66
8.2.130.0050.00519.70
8.2.120.0090.00026.35
8.2.110.0060.00619.14
8.2.100.0060.00619.79
8.2.90.0030.00519.35
8.2.80.0040.00417.97
8.2.70.0060.00317.63
8.2.60.0090.00018.01
8.2.50.0080.00318.10
8.2.40.0100.00020.59
8.2.30.0100.00019.20
8.2.20.0030.00517.93
8.2.10.0090.00018.21
8.2.00.0030.00518.12
8.1.280.0100.01425.92
8.1.270.0030.00723.88
8.1.260.0090.00028.09
8.1.250.0090.00028.09
8.1.240.0110.00022.02
8.1.230.0040.00819.54
8.1.220.0080.00017.74
8.1.210.0040.00418.77
8.1.200.0100.00017.35
8.1.190.0000.00817.23
8.1.180.0000.00818.10
8.1.170.0030.00618.64
8.1.160.0000.00819.02
8.1.150.0030.00518.82
8.1.140.0030.00619.59
8.1.130.0000.00817.60
8.1.120.0040.00417.49
8.1.110.0060.00317.41
8.1.100.0120.00017.52
8.1.90.0030.00617.37
8.1.80.0040.00417.44
8.1.70.0050.00517.36
8.1.60.0030.00617.57
8.1.50.0080.00617.49
8.1.40.0030.00717.56
8.1.30.0000.00917.70
8.1.20.0040.00417.63
8.1.10.0040.00417.63
8.1.00.0000.00917.50
8.0.300.0040.00418.77
8.0.290.0060.00316.88
8.0.280.0040.00418.52
8.0.270.0000.00817.25
8.0.260.0000.00717.34
8.0.250.0000.00717.14
8.0.240.0100.00016.98
8.0.230.0000.00817.08
8.0.220.0000.00816.95
8.0.210.0040.00416.93
8.0.200.0080.00016.99
8.0.190.0030.00517.10
8.0.180.0060.00317.14
8.0.170.0060.00316.98
8.0.160.0000.00817.05
8.0.150.0000.00817.04
8.0.140.0090.00016.88
8.0.130.0030.00313.41
8.0.120.0030.00617.00
8.0.110.0000.00916.96
8.0.100.0050.00316.81
8.0.90.0050.00316.89
8.0.80.0060.01317.00
8.0.70.0000.00917.09
8.0.60.0030.00617.09
8.0.50.0040.00417.02
8.0.30.0140.00817.09
8.0.20.0120.01317.40
8.0.10.0050.00316.96
8.0.00.0150.00916.74
7.4.330.0050.00015.08
7.4.320.0070.00016.42
7.4.300.0000.00716.60
7.4.290.0070.00016.50
7.4.280.0040.00416.60
7.4.270.0030.00616.45
7.4.260.0030.00516.64
7.4.250.0050.00316.51
7.4.240.0030.00516.55
7.4.230.0070.00016.36
7.4.220.0150.01116.58
7.4.210.0090.01216.63
7.4.200.0020.00516.35
7.4.160.0090.01216.51
7.4.150.0100.01017.40
7.4.140.0180.00917.86
7.4.130.0110.01216.65
7.4.120.0090.01316.61
7.4.110.0030.01816.48
7.4.100.0120.00916.51
7.4.90.0090.01216.65
7.4.80.0160.00619.39
7.4.70.0150.00916.54
7.4.60.0120.00916.42
7.4.50.0060.00616.45
7.4.40.0080.01616.50
7.4.30.0190.00816.52
7.4.00.0060.00615.20
7.3.330.0050.00313.29
7.3.320.0000.00613.42
7.3.310.0050.00316.46
7.3.300.0070.00016.45
7.3.290.0100.00816.40
7.3.280.0120.01516.42
7.3.270.0130.00917.40
7.3.260.0170.00816.43
7.3.250.0130.01016.49
7.3.240.0130.00816.45
7.3.230.0150.00616.75
7.3.210.0140.00916.64
7.3.200.0060.01316.38
7.3.190.0100.01016.60
7.3.180.0090.01216.24
7.3.170.0200.00716.45
7.3.160.0100.01116.64
7.2.330.0280.00616.60
7.2.320.0050.01616.81
7.2.310.0120.00916.68
7.2.300.0090.01216.81
7.2.290.0070.01416.62
7.2.00.0090.00619.34
7.1.100.0070.00318.24
7.1.70.0060.00617.08
7.1.60.0100.01619.47
7.1.00.0000.08322.54
7.0.200.0460.00414.35
7.0.60.0100.06319.97
7.0.50.1070.06320.45
7.0.40.1470.06320.32
7.0.30.1070.05320.22
7.0.20.0900.06020.32
7.0.10.1100.07320.22
7.0.00.0930.07020.34
5.6.280.0070.07021.01
5.6.210.0100.06020.59
5.6.200.0970.06021.08
5.6.190.0830.06721.04
5.6.180.0870.06721.00
5.6.170.1070.04721.21
5.6.160.1130.05021.23
5.6.150.1030.06321.13
5.6.140.1170.05321.13
5.6.130.0900.06021.02
5.6.120.0500.07321.03
5.6.110.1000.07321.04
5.6.100.0900.06321.05
5.6.90.0800.06321.04
5.6.80.1130.06020.39
5.6.70.1230.05720.56
5.6.60.1130.05720.57
5.6.50.1100.05720.44
5.6.40.1100.06020.44
5.6.30.0830.06020.45
5.6.20.0870.05720.38
5.6.10.1030.06320.54
5.6.00.1030.06020.47
5.5.350.0700.05720.49
5.5.340.0930.05720.96
5.5.330.0830.06320.84
5.5.320.0800.06320.96
5.5.310.1100.07321.01
5.5.300.1230.04320.80
5.5.290.1030.06721.01
5.5.280.0170.06020.86
5.5.270.0770.06721.03
5.5.260.1030.05320.74
5.5.250.0830.06320.66
5.5.240.1200.07720.22
5.5.230.1100.07320.40
5.5.220.0900.06020.37
5.5.210.1130.06020.07
5.5.200.1000.06320.37
5.5.190.1000.06320.24
5.5.180.0830.06020.39
5.5.160.1070.05720.40
5.5.150.0930.05720.15
5.5.140.1170.05320.21
5.5.130.0900.05320.21
5.5.120.1030.06320.22
5.5.110.1000.06320.10
5.5.100.0970.05320.13
5.5.90.1270.06020.18
5.5.80.0870.05020.21
5.5.70.0870.06320.12
5.5.60.0870.05020.17
5.5.50.0900.05720.17
5.5.40.0900.05720.11
5.5.30.1130.04720.09
5.5.20.1130.06020.12
5.5.10.0830.06020.22
5.5.00.0930.06020.11

preferences:
37.03 ms | 401 KiB | 5 Q